Add another mux option for USART2 pins, this is used on DH electronics STM32MP13xx DHCOR DHSBC board.
Signed-off-by: Marek Vasut marex@denx.de --- Cc: Patrice Chotard patrice.chotard@foss.st.com Cc: Patrick Delaunay patrick.delaunay@foss.st.com Cc: u-boot@dh-electronics.com Cc: uboot-stm32@st-md-mailman.stormreply.com --- arch/arm/dts/stm32mp13-pinctrl.dtsi | 41 +++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+)
diff --git a/arch/arm/dts/stm32mp13-pinctrl.dtsi b/arch/arm/dts/stm32mp13-pinctrl.dtsi index dae015a0ddf..65f91265a4d 100644 --- a/arch/arm/dts/stm32mp13-pinctrl.dtsi +++ b/arch/arm/dts/stm32mp13-pinctrl.dtsi @@ -758,4 +758,45 @@ <STM32_PINMUX('E', 11, ANALOG)>; /* USART2_CTS_NSS */ }; }; + + usart2_pins_b: usart2-0 { + pins1 { + pinmux = <STM32_PINMUX('F', 11, AF1)>, /* USART2_TX */ + <STM32_PINMUX('A', 1, AF7)>; /* USART2_RTS */ + bias-disable; + drive-push-pull; + slew-rate = <0>; + }; + pins2 { + pinmux = <STM32_PINMUX('D', 15, AF1)>, /* USART2_RX */ + <STM32_PINMUX('E', 15, AF3)>; /* USART2_CTS_NSS */ + bias-disable; + }; + }; + + usart2_idle_pins_b: usart2-idle-0 { + pins1 { + pinmux = <STM32_PINMUX('F', 11, ANALOG)>, /* USART2_TX */ + <STM32_PINMUX('E', 15, ANALOG)>; /* USART2_CTS_NSS */ + }; + pins2 { + pinmux = <STM32_PINMUX('A', 1, AF7)>; /* USART2_RTS */ + bias-disable; + drive-push-pull; + slew-rate = <0>; + }; + pins3 { + pinmux = <STM32_PINMUX('D', 15, AF1)>; /* USART2_RX */ + bias-disable; + }; + }; + + usart2_sleep_pins_b: usart2-sleep-0 { + pins { + pinmux = <STM32_PINMUX('F', 11, ANALOG)>, /* USART2_TX */ + <STM32_PINMUX('A', 1, ANALOG)>, /* USART2_RTS */ + <STM32_PINMUX('D', 15, ANALOG)>, /* USART2_RX */ + <STM32_PINMUX('E', 15, ANALOG)>; /* USART2_CTS_NSS */ + }; + }; };